: causing you to feel sick

: causing a strong feeling of disgust

of a sound : causing great concern especially because someone or something may have been badly harmed

Full Definition of SICKENING

:  causing sickness or disgust <a sickening odor> <a sickening display>
sick·en·ing·ly \-niŋ-lē\ adverb

Examples of SICKENING

  1. a sickening display of selfishness
  2. We heard the squeal of brakes and a sickening thud.

First Known Use of SICKENING



adjective \ˈsik-(ə-)niŋ\   (Medical Dictionary)

Medical Definition of SICKENING

: causing sickness or nausea


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